#!/usr/bin/env python
# -*- coding:utf-8 -*-
# @FileName :cp2_2.6.py
# @Time     :2023/6/11 16:08
# @Author   :Ash

if __name__ == "__main__":
    colors = ['black', 'white']
    sizes = ['S', 'M', 'L']
    for t_shirt in ('%s %s' % (c,s) for c in colors for s in sizes):
        print(t_shirt)
